repair/globals.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
   4  * All Rights Reserved.
   5  */
   6
   7 #include "globals.h"
   8
   9 /* global variables for xfs_repair */
  10
  11 /* arguments and argument flag variables */
  12
  13 char    *fs_name;               /* name of filesystem */
  14 int     verbose;                /* verbose flag, mostly for debugging */
  15
  16
  17 /* for reading stuff in manually (bypassing libsim) */
  18
  19 char    *iobuf;                 /* large buffer */
  20 int     iobuf_size;
  21 char    *smallbuf;              /* small (1-4 page) buffer */
  22 int     smallbuf_size;
  23 int     sbbuf_size;
  24
  25 /* direct I/O info */
  26
  27 int     minio_align;            /* min I/O size and alignment */
  28 int     mem_align;              /* memory alignment */
  29 int     max_iosize;             /* max I/O size */
  30
  31 /* file descriptors */
  32
  33 int     fs_fd;                  /* filesystem fd */
  34
  35 /* command-line flags */
  36
  37 int     verbose;
  38 int     no_modify;
  39 int     dangerously;            /* live dangerously ... fix ro mount */
  40 int     isa_file;
  41 int     zap_log;
  42 int     dumpcore;               /* abort, not exit on fatal errs */
  43 int     force_geo;              /* can set geo on low confidence info */
  44 int     assume_xfs;             /* assume we have an xfs fs */
  45 char    *log_name;              /* Name of log device */
  46 int     log_spec;               /* Log dev specified as option */
  47 char    *rt_name;               /* Name of realtime device */
  48 int     rt_spec;                /* Realtime dev specified as option */
  49 int     convert_lazy_count;     /* Convert lazy-count mode on/off */
  50 int     lazy_count;             /* What to set if to if converting */
  51
  52 /* misc status variables */
  53
  54 int     primary_sb_modified;
  55 int     bad_ino_btree;
  56 int     copied_sunit;
  57 int     fs_is_dirty;
  58
  59 /* for hunting down the root inode */
  60
  61 int     need_root_inode;
  62 int     need_root_dotdot;
  63
  64 int     need_rbmino;
  65 int     need_rsumino;
  66
  67 int     lost_quotas;
  68 int     have_uquotino;
  69 int     have_gquotino;
  70 int     have_pquotino;
  71 int     lost_uquotino;
  72 int     lost_gquotino;
  73 int     lost_pquotino;
  74
  75 xfs_agino_t     first_prealloc_ino;
  76 xfs_agino_t     last_prealloc_ino;
  77 xfs_agblock_t   bnobt_root;
  78 xfs_agblock_t   bcntbt_root;
  79 xfs_agblock_t   inobt_root;
  80
  81 /* configuration vars -- fs geometry dependent */
  82
  83 int             inodes_per_block;
  84 int             inodes_per_cluster;
  85 unsigned int    glob_agcount;
  86 int             chunks_pblock;  /* # of 64-ino chunks per allocation */
  87 int             max_symlink_blocks;
  88 int64_t         fs_max_file_offset;
  89
  90 /* realtime info */
  91
  92 xfs_rtword_t    *btmcompute;
  93 xfs_suminfo_t   *sumcompute;
  94
  95 /* inode tree records have full or partial backptr fields ? */
  96
  97 int     full_ino_ex_data;       /*
  98                                  * if 1, use ino_ex_data_t component
  99                                  * of ino_un union, if 0, use
 100                                  * parent_list_t component.  see
 101                                  * incore.h for more details
 102                                  */
 103
 104 #define ORPHANAGE       "lost+found"
 105
 106 /* superblock counters */
 107
 108 uint64_t        sb_icount;      /* allocated (made) inodes */
 109 uint64_t        sb_ifree;       /* free inodes */
 110 uint64_t        sb_fdblocks;    /* free data blocks */
 111 uint64_t        sb_frextents;   /* free realtime extents */
 112
 113 /* superblock geometry info */
 114
 115 xfs_extlen_t    sb_inoalignmt;
 116 uint32_t        sb_unit;
 117 uint32_t        sb_width;
 118
 119 struct aglock   *ag_locks;
 120
 121 int             report_interval;
 122 uint64_t        *prog_rpt_done;
 123
 124 int             ag_stride;
 125 int             thread_count;